Feature: 1. OEM Number: Replacing manufacturer part number for reference is 17264T2. Please make sure the OE number matches the part you are replacing. 2. Fitment Model: The outboard trim tab anode is a good replacement for Mariner engine, with perfect compatibility. 3. Zinc Alloy Material: Made of premium zinc alloy, the trim tab anode is resistant to oxidation, corrosion and seawater, and is very stable in saline environment. 4. Ideal Substitute: This anode plate is used to replace decorative sheet anode, which conforms to the original equipment specifications to best protect your outboard engine, stern drive and engine. 5. Easy Maintenance: Regularly check the anode for best protection and replace when signs of corrosion or pitting are found, help reduce maintenance costs. Specification: Item Type: Outboard Trim Tab Anode Material: Zinc Alloy Application: The material and manufacturing quality of outboard engine means that it has strong corrosion resistance. Adding sacrificial anodes will only further improve this. As the first line of defense, the anode is used for corrosion, not your engine. Anodes can be easily replaced and should be replaced when signs of corrosion occur to protect your engine from costly damage Part Number: 17264T2 Fitment: Replacement for Mariner Engines: F40 FourStroke, 3 cylinder, Long Shaft (CHN 1C000001-1C049738) F40, F50, F60 FourStroke 996cc (standard gearcase 1.83:1 ratio) 50hp 2 cycle, 3 cylinder, standard gearcase (USA 0D000750-0G589999, BEL 9683055-9973099) 55p, 60hp 2 cycle, 3 cylinder, standard gearcase (USA 0D000750 and above, BEL 9683055 and above). Package List: 1 x Outboard Trim Tab Anode1 x Screw Note: 1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!